1. Sebaceous glands
a. Secrete sebum directly onto the skin
b. Secrete sebum through hair follicles
c. Secrete sweat directly onto skin
d. Are located in the epidermis
e. Both a and d

2. Sebaceous follicles
a. Secrete sebum directly onto the skin
b. Secrete sebum through hair follicles
c. Secrete sweat directly onto skin
d. Are located in the epidermis
e. Both a and d

3. Apocrine sweat glands
a. Secrete sweat directly onto skin
b. Secrete sweat through hair follicles
c. Are great environment for bacteria (cause odor)
d. Are useful for sexual signaling and identification
e. All except a
f. All except b

4. Merocrine sweat glands
a. Are found in armpits and groin
b. Secrete sweat directly onto skin surface
c. Are located in hypodermis
d. Secrete sweat that is mostly water and help cool the body
e. A and c
f. B and d


6. Why do babies and infants have more fat than adults? Explain.